Remove usage of FOR_EACH_OBSERVER macro in google_apis

google_apis/gaia/identity_provider.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/profiler/scoped_tracker.h"
 #include "google_apis/gaia/identity_provider.h"
 
 IdentityProvider::Observer::~Observer() {}
 
 IdentityProvider::~IdentityProvider() {}
@@ skipping 30 matching lines @@
 
 void IdentityProvider::OnRefreshTokenAvailable(const std::string& account_id) {
   // TODO(robliao): Remove ScopedTracker below once https://crbug.com/422460 is
   // fixed.
   tracked_objects::ScopedTracker tracking_profile(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "422460 IdentityProvider::OnRefreshTokenAvailable"));
 
   if (account_id != GetActiveAccountId())
     return;
-  FOR_EACH_OBSERVER(OAuth2TokenService::Observer,
-                    token_service_observers_,
-                    OnRefreshTokenAvailable(account_id));
+  for (auto& observer : token_service_observers_)
+    observer.OnRefreshTokenAvailable(account_id);
 }
 
 void IdentityProvider::OnRefreshTokenRevoked(const std::string& account_id) {
   if (account_id != GetActiveAccountId())
     return;
-  FOR_EACH_OBSERVER(OAuth2TokenService::Observer,
-                    token_service_observers_,
-                    OnRefreshTokenRevoked(account_id));
+  for (auto& observer : token_service_observers_)
+    observer.OnRefreshTokenRevoked(account_id);
 }
 
 void IdentityProvider::OnRefreshTokensLoaded() {
-  FOR_EACH_OBSERVER(OAuth2TokenService::Observer,
-                    token_service_observers_,
-                    OnRefreshTokensLoaded());
+  for (auto& observer : token_service_observers_)
+    observer.OnRefreshTokensLoaded();
 }
 
 IdentityProvider::IdentityProvider() : token_service_observer_count_(0) {}
 
 void IdentityProvider::FireOnActiveAccountLogin() {
-  FOR_EACH_OBSERVER(Observer, observers_, OnActiveAccountLogin());
+  for (auto& observer : observers_)
+    observer.OnActiveAccountLogin();
 }
 
 void IdentityProvider::FireOnActiveAccountLogout() {
-  FOR_EACH_OBSERVER(Observer, observers_, OnActiveAccountLogout());
+  for (auto& observer : observers_)
+    observer.OnActiveAccountLogout();
 }